How many moles of HCl are present in 0.098 grams of HCl?

Name: How many moles of HCl are present in 0.098 grams of HCl?
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Question

Quizplus · Accepted Answer

We need to use the formula:
moles = mass / molar mass

The molar mass of HCl is 36.46 g/mol (1.01 g/mol for hydrogen + 35.45 g/mol for chlorine).

Using the formula, we get:
moles = 0.098 g / 36.46 g/mol
moles = 0.0027 mol

Therefore, the answer is B, 0.0027 mol.

How Many Moles of HCl Are Present in 0